柯林斯词典dump truck (dump trucks) 1. N-COUNT A dump truck is a truck whose carrying part can be tipped backward so that the load falls out. 自动倾卸卡车 返回 dump truck剑桥词典a large truck for transporting heavy loads , with a back part that can be raised at one end so that its contents fall out 自卸卡车，翻斗卡车 返回 dump truck